Secrecy television



Nov. 22, 1960 J. H. HAMMOND, JR., ET Ax. 2,961,481

sEcREcY TELEVISION Filed Dec. 3o, 1954 2o sheets-sheet 1 Nov. 22, 1960 J. H. HAMMOND, JR., ETAL 2,961,481

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SECRECY TELEVISION 20 Sheets-Sheet 5 Filed Dec. 30, 1954 #Tram/EY Nov. 22, 1960 J. H. HAMMOND, JR., ET AL 2,961,481

sEcREcY TELEVISION Filed Dec. 30. 1954 20 Sheets-Sheet 4 Nov. 22, 1960 J. H. HAMMOND, JR., ETAL 2,961,481

SECRECY TELEVISION Filed Dec. 30. 1954 20 Sheets-Sheet 5 fA. SIGNAL.. B.scRAMBI.ED,TRANsM|TTED.

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NOV- 22, 1960 J. H. HAMMOND, JR., Erm. 2,961,481

SECRECY TELEVISION 2O Sheets-Sheet 6 Filed Deo. 3D, 1954 Nov. 22, 1960 J. H. HAMMOND, JR., Erm. 2,961,481

sEcREcy TELEVISION Filed Dec. :5o. 1954 2o sheets-sheet 'r SWITCH 4ta-4|; 44- 4s; :s4-353869; (aac-moms) 46-49. En. ta-45,211.

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SECRECY TELEVISION 2O Sheets-Sheet 9 Filed Dec. 30, 1954 Nov. 22, 1960 J. H. HAMMOND, JR., ET AL 2,961,481

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Nov. 22, 1960 J. H. HAMMOND, JR., ET Ax. 2,961,481

SECRECY TELEVISION 20 Sheets-Sheet 11 Filed Dec. ISO, 1954 www mai N www N i www n JMP n Nov. v22, 1960 J. H. HAMMOND, JR., ETAL 2,961,431

SECRECY TELEVISION 2O Sheets-Sheet 12 Filed Dec. 30. 1954 2 2, 1960 l J. H. HAMMOND, JR.,A ETAL 2,951,481

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SECRECY TELEVISION 2O Sheets-Sheet 15 Filed Dec. 30, 19.54

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SECRECY TELEVISION Filed Dec. 30, 1954 2O Sheets-Sheet 17 --IHlI- JNVENToRs dof/Al HA 5 HAM/wam, JA.

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